======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '288'
                                          'artist'  'Alpine Kat'
                                     'text_people'  ''
                                         'release'  'Music for Maniacs'
                                           'title'  'CERN'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', 'Q-UNU-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['hip-hop', 'rap', 'science rap', 'nerdcore', 'female vocalists']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '96'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:ZuneCollectionID:áß\x9aýEìPI\x9d\x98\x87Y[ûî\x0e'  PRIV(owner='ZuneCollectionID', data=b'\xe1\xdf\x9a\xfdE\xecPI\x9d\x98\x87Y[\xfb\xee\x0e')
'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '96'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'CERN'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Alpine Kat'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Logic Pro 8.0.2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['hip-hop', 'rap', 'science rap', 'nerdcore', 'female vocalists']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.84 dB'
'TXXX:replaygain_track_peak'                        '0.549081'

========================== row from database ==========================
                                              'id'  650300
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/lg_hadron_rap.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  288
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  5847045
                                           'mtime'  1621695586
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs lg_hadron_rap electronic experimental oddness
                                      'tag_artist'  Alpine Kat
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  CERN
                                             'bpm'  96.0
                                    'search_title'  'cern':1
                                   'search_artist'  'alpine':1 'kat':2
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  'electronic':6 'experimental':7 'hadron':4 'lg':3 'maniacs':2 'music':1 'oddness':8 'rap':5
                                    'search_combo'  'alpine':2B 'cern':1A 'electronic':12 'experimental':13 'for':5C 'hadron':10 'kat':3B 'lg':9 'maniacs':6C,8 'music':4C,7 'oddness':14 'rap':11
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['hip-hop', 'rap', 'science rap', 'nerdcore', 'female vocalists']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621695585.583261  (2021-05-22 16:59:45)
                             'size'  5847045